int example(int a, int b) {
    int x, y;
    int c;
    if(c) {
        x = a;
        y = b;
    } else {
        x = b;
        y = a;
    }
    int p = x + y;
    int q = a + b;
    return q;
}
int main() {
    int a, b;
    example(a, b);
}